add every 2/3/4/6 hours method to scheduler (#33393)

Author: SjorsO

src/Illuminate/Console/Scheduling/ManagesFrequencies.php

@@ -174,6 +174,50 @@ public function hourlyAt($offset)
         return $this->spliceIntoPosition(1, $offset);
     }
 
+    /**
+     * Schedule the event to run every two hours.
+     *
+     * @return $this
+     */
+    public function everyTwoHours()
+    {
+        return $this->spliceIntoPosition(1, 0)
+                    ->spliceIntoPosition(2, '*/2');
+    }
+
+    /**
+     * Schedule the event to run every three hours.
+     *
+     * @return $this
+     */
+    public function everyThreeHours()
+    {
+        return $this->spliceIntoPosition(1, 0)
+                    ->spliceIntoPosition(2, '*/3');
+    }
+
+    /**
+     * Schedule the event to run every four hours.
+     *
+     * @return $this
+     */
+    public function everyFourHours()
+    {
+        return $this->spliceIntoPosition(1, 0)
+                    ->spliceIntoPosition(2, '*/4');
+    }
+
+    /**
+     * Schedule the event to run every six hours.
+     *
+     * @return $this
+     */
+    public function everySixHours()
+    {
+        return $this->spliceIntoPosition(1, 0)
+                    ->spliceIntoPosition(2, '*/6');
+    }
+
     /**
      * Schedule the event to run daily.
      *

tests/Console/Scheduling/FrequencyTest.php

@@ -53,6 +53,14 @@ public function testOverrideWithHourly()
         $this->assertSame('15,30,45 * * * *', $this->event->hourlyAt([15, 30, 45])->getExpression());
     }
 
+    public function testHourly()
+    {
+        $this->assertSame('0 */2 * * *', $this->event->everyTwoHours()->getExpression());
+        $this->assertSame('0 */3 * * *', $this->event->everyThreeHours()->getExpression());
+        $this->assertSame('0 */4 * * *', $this->event->everyFourHours()->getExpression());
+        $this->assertSame('0 */6 * * *', $this->event->everySixHours()->getExpression());
+    }
+
     public function testMonthlyOn()
     {
         $this->assertSame('0 15 4 * *', $this->event->monthlyOn(4, '15:00')->getExpression());